The exit-sign revolution.(SIGNAGE)

Most of the United States' 100 million electrically powered exit signs use between 2 and 40 watts of power, and contain batteries and circuit boards that are now recognized as hazardous universal wastes by the Washington, D.C.-based U.S. Environmental Protection Agency (EPA). An increasing number of new buildings and renovation projects are now incorporating photoluminescent exit signs that are powered from nearby area lighting and constructed of non-hazardous recyclable materials. Progressive building owners choosing to focus on energy-efficient and sustainable products are ...